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  2. Erector spinae muscles - Wikipedia

    en.wikipedia.org/wiki/Erector_spinae_muscles

    The erector spinae (/ ɪ ˈ r ɛ k t ər ˈ s p aɪ n i / irr-EK-tər SPY-nee) [1] or spinal erectors is a set of muscles that straighten and rotate the back. The spinal erectors work together with the glutes ( gluteus maximus , gluteus medius and gluteus minimus ) to maintain stable posture standing or sitting .

  3. Hyperextension (exercise) - Wikipedia

    en.wikipedia.org/wiki/Hyperextension_(exercise)

    A back extension is an exercise that works the lower back as well as the mid and upper back, specifically the erector spinae muscles. There are two erector spinae, one on either side of the spine, that run along its length. These are formed of three smaller muscles – spinalis, longissimus, and iliocostalis. [1]

  4. Transversospinales - Wikipedia

    en.wikipedia.org/wiki/Transversospinales

    The transversospinales are a group of muscles of the human back.Their combined action is rotation and extension of the vertebral column.These muscles are small and have a poor mechanical advantage for contributing to motion.

  5. Posterior chain - Wikipedia

    en.wikipedia.org/wiki/Posterior_chain

    The primary exercises for developing the posterior chain are the Olympic lifts, squats, [1] good-mornings, bent-over rows, deadlifts, [1] pull-ups and hyperextensions. The common denominator among many of these movements is a focus on hip extension, excluding bent-over rows and pull ups. Working on hamstrings is also important.

  6. Thoracolumbar fascia - Wikipedia

    en.wikipedia.org/wiki/Thoracolumbar_fascia

    The thoracolumbar fascia (lumbodorsal fascia or thoracodorsal fascia) is a complex, [1]: 1137 multilayer arrangement of fascial and aponeurotic layers forming a separation between the paraspinal muscles on one side, and the muscles of the posterior abdominal wall (quadratus lumborum, and psoas major [1]: 1137 ) on the other.

  7. Longissimus - Wikipedia

    en.wikipedia.org/wiki/Longissimus

    The longissimus thoracis et lumborum is the intermediate and largest of the continuations of the erector spinae.. In the lumbar region (longissimus lumborum), where it is as yet blended with the iliocostalis, some of its fibers are attached to the whole length of the posterior surfaces of the transverse processes and the accessory processes of the lumbar vertebrae, and to the anterior layer of ...

  8. NYT ‘Connections’ Hints and Answers Today, Tuesday, February 11

    www.aol.com/nyt-connections-hints-answers-today...

    If you've been having trouble with any of the connections or words in Tuesday's puzzle, you're not alone and these hints should definitely help you out. Plus, I'll reveal the answers further down ...

  9. Rectus femoris muscle - Wikipedia

    en.wikipedia.org/wiki/Rectus_femoris_muscle

    Pronunciation / ˈ r ɛ k t ə s ˈ f ɛ m ər ɪ s / Origin: Anterior inferior iliac spine and the exterior surface of the bony ridge which forms the groove on the iliac portion of the acetabulum: Insertion: Inserts into the patellar tendon as one of the four quadriceps muscles: Artery: Descending branch of the lateral femoral circumflex ...